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300-510 Implementing Cisco Service Provider Advanced Routing Solutions (SPRI) Questions and Answers

Questions 4

Refer to the exhibit.

A network engineer applied configuration on R5 to summarize all OSPF routes, but R4 is still receiving specific routes from R5. The engineer has confirmed that both R5 and R4 routers are configured with correct summarization configuration but R5 Is not sending the summary routes What action must the engineer take to fix the problem?

Options:

A.

Remove summarization configuration on R5 and configure it on R4

B.

Configure a sham link between R4 and R5 to support summarization within Area 2

C.

Move R4 and R5 in separate areas as now they maintain the same link-state database

D.

Clear link-state database on both R4 and R5 routers for summarization to work

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Questions 5

What is a requirement of PIM-SM?

Options:

A.

It requires Cisco Express Forwarding to be enabled.

B.

It must be enabled on loopback interfaces only

C.

It requires OSPF to be configured on the network.

D.

It must use an RP

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Questions 6

Refer to the exhibit

Router R1 is configured to advertise outgoing SA messages to routers R2 and R3, but to receive incoming SA messages only from R2. Which additional configuration must an engineer apply to router R1 so it filters all MSDP SA messages from Domain-C?

Options:

A.

R1# ip msdp sa-filter in 192.168.3.1

B.

R3# ip msdp sa-filter out 192.168.3.1

C.

R3# ip msdp password peer 192.168.1.1

D.

R1# ip msdp password peer 192.168.3.1

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Questions 7

Refer to the exhibit.

A network operator is troubleshooting TE tunnels and discovers that the soft preemption is not working as desired. Where should the soft preemption be applied to solve the issue?

Options:

A.

on the tail-end device for tunnel-te1 192.168.0.7

B.

under the tunnel-te1 interface on PE1

C.

explicitly for tunnel-te 1 under the Cisco MPLS TE configuration mode after the timeout setting

D.

Under the interface Loopback0 necessary for this deployment type.

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Questions 8

You have configured routing policies on a Cisco IOS XR device with routing policy language. Which two statements about the routing policies are true? (Choose two.)

Options:

A.

The routing policies affect BGP-related routes only.

B.

If you make edits to an existing routing policy without pasting the full policy into the CLI, the previous policy

is overwritten.

C.

You can change an existing routing policy by editing individual statements.

D.

The routing policies are implemented in a sequential manner.

E.

The routing policies are implemented using route maps.

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Questions 9

Refer to the exhibit.

What is the effect of this configuration?

Options:

A.

It sets the keepalive timer to 30 milliseconds and the hold timer to 240 milliseconds.

B.

It sets the keepalive timer to 30 seconds and the hold timer to 240 seconds.

C.

It sets the hold timer to 30 milliseconds and the keepalive timer to 240 milliseconds.

D.

It sets the hold timer to 30 seconds and the keepalive timer to 240 seconds.

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Questions 10

Which feature is used in multicast routing to prevent loops?

Options:

A.

STP

B.

inverse ARP

C.

RPF

D.

split horizon

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Questions 11

Refer to the exhibit. Mid-sized company Z connected two branch offices via a multicast-enabled ISP using the BGP routing protocol. PIM was implemented to support multicast streaming between the branches via MSDP Client A cannot connect to the multicast stream source of company Z. The network engineer ran a debug on the edge of the network as shown. Which action resolves the issue?

Options:

A.

Implement MBGP and enable a multicast address family on R2

B.

Configure the PIM protocol on the Serial 1/1 interface and enable Auto-RP

C.

Deploy BSR on routers R1 and R2 and enable multicast on both LAN segments.

D.

Enable the BGP routing protocol and advertise the 10 10.10.0/24 subnet on R1.

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Questions 12

Refer to the exhibit.

How are packets directed through the data plane when SRv6 is implemented?

Options:

A.

An ordered list of segments is encoded in a routing extension header

B.

The MPLS data plane is used to push labels onto IGP routes

C.

A stack of labels represents an ordered list of segments

D.

The packet is encapsulated with a header and trailer encoding the ordered list of segments

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Questions 13

Refer to the exhibit.

After configuring IS-IS on routers R1 and R2, an engineer notices that only the loopback interface at 2000:1::1 /96 is known to router R2. Which change must be made so that only Loopback2 is advertised from R1 to R2?

Options:

A.

Configure the router isis areal command under the LoopbackO interface on R1.

B.

Remove the advertise passive-only command under the IS-IS address family ipv6 configuration

C.

Remove the ipv6 router isis areal command under the Loopback2 interface on R1.

D.

Remove the passive-interface Loopback0 command under the router isis areal configuration.

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Questions 14

Which feature provides service independence in service provider networks?

Options:

A.

binding SID that is used to stitch different domains

B.

prefix SID that contains router hops toward the destination

C.

adjacency SID that represents a path between the routers

D.

node SID that identifies the network device

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Questions 15

Refer to the exhibit. CE1 and CE2 use connectivity over the service provider cloud to reach CE3 In the event of a link failure in the service provider cloud which BGP feature relies on IGP convergence to quickly assist in the installation of a backup path?

Options:

A.

BGP graceful restart

B.

BGP route dampening

C.

BOP PIC core

D.

BGP confederations

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Questions 16

Refer to the exhibit. An engineer is troubleshooting an issue with traffic steering using the color-only automated steering mechanism. BGP is failing to automatically steer traffic into an SR policy with the given color of a route, regardless of the next hop. The layer 2 configuration is correct, and the physical connection between the devices is working normally. Whch additional command sequence must the engineer add to correct the issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 17

Refer to the exhibit.

An engineer is troubleshooting an OSPF issue. Router 1 has a neighbor relationship with

router 2. Only router 1 classful EIGRP routes can be seen on router 2. In order for all EIGRP routes to be redistributed correctly, which action should be taken?

Options:

A.

Router 1 must have the keyword subnets included in the redistribution command for all EIGRP routes to be redistributed.

B.

Router 1 must remove the AS number 1 from the redistribution command for all EIGRP routes to be redistributed.

C.

Router 1 must have the keyword ospf-metric included in the redistribution command for all EIGRP routes to be redistributed.

D.

Router 1 must have the keyword metric-type 1 included in the redistribution command for all EIGRP routes to be redistributed.

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Questions 18

Refer to the exhibit. Customer A and customer B are connecting through a service provider network with these requirements

  • R1 acts as the mapping server to connect 10 0 0.0/30 and 172.16.0.0/30 networks
  • R1 and R2 are using nondefault SRG8 range to allocate SID.
  • R2 ads as the mapping client for transient traffic originating from customer A

Which configuration meets the requirements?

Options:

A.

Remove allocation of prefix SlDs for 10.0.0.0/30 and 172.16.0.0/30 on R1.

B.

Configure segment-routing prefix-sid-map advertise-local on R1

C.

Allocate prefix SIDs for 10.0.0.0-30 and 172.16 0.0/30 subnets on R2

D.

Configure segment-routing prefix-sid-map advertise-local on R2.

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Questions 19

Refer to the exhibit The engineering team noticed route disruptions when DSL subscriber 172.16.20.10 goes offline. In this service provider environment:

The OSPF backbone area is configured to advertise loopback prefixes

The PE routers are running BGP-IPv4 address family in a BGP-free core topology.

The DSL subscriber IP subnet 172.16.20.10/32 is redistributed in BGP on PE1

Which configuration on PE1 resolves the issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 20

Refer to the exhibit.

An engineer has successfully fixed BGP peering issue. R1 has an established eBGP

peering with R2 and R3. Which mechanism should the engineer apply in order to steer the traffic correctly?

Options:

A.

The MED attribute can be applied on R2 to influence R1 to use it as the primary path.

B.

The local preference attribute can be applied on R3 to influence AS 65513 to use AS 65515 as the

secondary path.

C.

The weight attribute can be applied on R2 to influence AS 65513 to use AS 65515 as the primary path.

D.

The IGP metric can be manipulated on R1 to allow traffic to be load balanced between R2 and R3.

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Questions 21

Refer to the exhibit. A network engineer configured three new PE routers to expand the network. The new routers run in the IS-IS routing protocol and reside in the data center in the same exchange as the existing routers. However, the network is now experiencing suboptimal routing. The Layer 2 configuration and VLANs are configured correctly to provide segregation between networks, but the Level 1 routes are not being converted to Level 2 routes. Which action resolves the issue?

Options:

A.

On Router 1, redistribute the routes into IGP.

B.

On Router 1, summarize internal routes between areas.

C.

On Router 2, redistribute the routes into IGP.

D.

On Router 2. summarize internal routes between areas.

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Questions 22

After changing the IP address on an IOS XR router, an engineer cannot ping the new address Which step did the engineer forget to complete?

Options:

A.

commit the configuration

B.

roll back the configuration

C.

save the running configuration

D.

merge the configuration

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Questions 23

Refer to the exhibit. An engineer working for a private telecommunication company with an employee id: 4233:46:364 notices that the customer network going through AS30-AS65001-AS65000 is experiencing packet drops when it accesses an application at 172.16.20.1/32 In the DC cloud. The BGP link between AS20 and AS30 is inaccessible because of a fiber cut. Routers RL, RN, and RZ are configured with confederation identifier 10. Which action resolves this Issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 24

Refer io the exhibit.

While applying the configurations on two routers an engineer notices that OSPF adjacency Between them remains down Through the ping test the engineer confirmed that both me routers have Layer 3 reachability between them Which action should me engineer take to make the adjacencies to full?

Options:

A.

Enter the command ip ospf authentication in R2 interface

B.

Enable OSPF just inside the router OSPF process not in the interfaces of any router

C.

Delete the area 0 authentication message-digest command from the OSPF process in R1

D.

Delete the area 0 authentication message-digest command from the OSPF process in R2

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Questions 25

Refer to the exhibit.

Router 1 and Router2 have shared routes in the OSPF database but the routes are missing from their routing tables. Checking me prefix-list configuration on both routers, the engineer confirmed all networks are allowed What action should the engineer take to fa the problem?

Options:

A.

Configure the two routers with different process IDs

B.

Configure the two routers with different hello and dead timer values

C.

Switch the DR and BDR roles between the two routers

D.

Configure interface Senal1/0 on Router1 as a point-to-point interface

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Questions 26

Refer to the exhibit.

Which task must you perform on interface g1/0/0 to complete the SSM implementation?

Options:

A.

configure OSPFv3

B.

enable CDP

C.

disable IGMP

D.

configure IGMPv3

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Questions 27

What is the purpose of a BGP confederation?

Options:

A.

It limits the number of routes a device receives from its peers, which reduces CPU load.

B.

It improves service by increasing the number of simultaneous iBGP peering sessions.

C.

It redirects traffic away from route reflectors, which reduces their operating load.

D.

It reduces the number of iBGP peers and increases stability.

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Questions 28

Drag and drop the characteristics from the left onto the corresponding routing protocols on the right.

Options:

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Questions 29

Refer to the exhibit. After a recent network implementation project, customer A is performing stress testing to verify network redundancy at the branch office connected to R4. When the link from R2 is shut öown as shown, the SLA tracking object fails and the cost of the link between R2 and R4 increases to 100. However, a traceroute operation from a PC in the Branch office shows that traffic to HQ is still routed via R2. Which solution corrects the problem and optimizes traffic flow via R3 without creating operational overhead?

Options:

A.

Configure two OSPF processes on R2 and R3 and redistribute traffic between them.

B.

Redistribute routes from BGP to OSPF as type El.

C.

Use multiarea adjacency to extend Area 10 to the link between R2 and R3.

D.

Create a virtual channel from R3 to R4.

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Questions 30

Which keyword is used with the match route-type command to redistribute the external BGP and IGP routes using route map?

Options:

A.

match route-type type-1

B.

match route-type nssa-external

C.

match route-type type-2

D.

match route-type external

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Questions 31

Drag and drop the features about multicast from the left onto the multicast protocols on the right. Not all options ate used.

Options:

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Questions 32

Refer to the exhibit.

An engineer working for a private telecommunication company with an employee id 3977 74 814 implemented the configuration on Router 1. what is the effect of it?

Options:

A.

Router 1 sends and receives multiple best paths from neighbor 192.168.1.1

B.

Router 1 sends up to three paths to neighbor 192.168.1.1 for all routes

C.

Router 1 sends only one best path to neighbor 192 168.1.1.

D.

Router 1 receives only one best path from neighbor 192.168.1.1

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Questions 33

Refer to the exhibit.

Why is neighbor 10.1.5.5 stuck in “2WAY” state?

Options:

A.

Router ID 10.1.5.5 is not reachable from R2

B.

OSPF authentication has failed between R2 and 10.1.5.5

C.

It is an expected behavior when OSPF network type is broadcast

D.

OSPF parameters (Area ID or hello interval) are mismatched between R2 and 10.1.5.5

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Questions 34

Refer to the exhibit.

An engineer is troubleshooting connectivity issues on the MPLS core network. A customer connected through R4 cannot reach the OSPF domain on R5. While checking the routing table of R1, the engineer cannot see all the routes from R3 and R5. Which task must the engineer perform so that R4 is able to reach R5?

Options:

A.

Enable OSPF peering and configure route redistribution between routers R4 and R1.

B.

Enable route filtering between routers R1 and R3.

C.

Enable MP-BGP peering on routers R1. R3, R4, and R5.

D.

Enable OSPF on the Area-0 routers and configure MP-BGP between routers R1 and R3.

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Questions 35

Refer to the exhibit A network engineer installed a new router (router 3) at the regional hub running MPLS services for scalability Router 3 is connected to the 10.44 4.0,'24. 10.44 5.024. 10 44.6.0/24. and 10 44 7 0/24 subnets The new router has been configured for OSPF area 2. and it is advertising the four connected networks. The engineer noticed that the same networks are listed as interarea summary routes, and they are being flooded into each area on the area borders Which action resolves the issue?

Options:

A.

On router 3, configure an access list to filter the networks.

B.

On router 2, configure a route map to filter the networks.

C.

Under the OSPF configuration on router 3. add area 2 range 10.44.4.0 255.255.252.0.

D.

Under the OSPF configuration on router 2, add area 2 range 10.44.4.0 255.255.252.0.

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Questions 36

Refer io the exhibit.

While applying the configurations on two routers an engineer notices that OSPF adjacency Between them remains down Through the ping test the engineer confirmed that both me routers have Layer 3 reachability between them Which action should me engineer take to make the adjacencies to full?

Options:

A.

Enter the command ip ospf authentication in R2 interface

B.

Enable OSPF just inside the router OSPF process not in the interfaces of any router

C.

Delete the area 0 authentication message-digest command from the OSPF process in R1

D.

Delete the area 0 authentication message-digest command from the OSPF process in R2

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Questions 37

Which difference must an engineer consider when Implementing Inter-domain and Intra-domain multicast routing on the network?

Options:

A.

Intra-domain routing allows the service provider to control incoming and outgoing multicast data streams on its network, but inter-domain routing limits the service provider’s control.

B.

Intra-domain routing uses the PIM and MBGP protocols for multicast routing, but inter-domain routing must use PIM.SSM or MSDP.

C.

Intra-domain routing is dependent on the RP router within the same SP network, but inter-domain routing reduces the dependency on the other SP network.

D.

Inter-domain routing supports policy routing to connect different multicast domains using PIM.SM, but intra-domain routing supports policy routing using PIM-SM only within a single domain.

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Questions 38

Refer to the exhibit. A network engineer just replaced five routers on this OSPF network. When the routing protocol is brought up, R5 cannot reach routes that originate on R1. The engineer verified that all connected links have established neighbor relationships. R5 reaches routes originating on R3 and R4. Which action resolves the issue?

Options:

A.

Configure an OSPF virtual link to bridge Area 0 on routers R3 and R4.

B.

Configure automatic neighbor discovery on RI and R5.

C.

Configure OSPF to have a contiguous Area O.

D.

Configure each link to be point-to-point.

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Questions 39

What are two differences between OSPF and IS-IS? (Choose two.)

Options:

A.

OSPF is a link-state routing protocol, and IS-IS is a distance-vector routing protocol.

B.

OSPF uses a router ID to identify a router, and IS-IS uses a system ID.

C.

OSPF elects a DR and a BDR, and IS-IS elects a DIS.

D.

Unlike OSPF. IS-IS supports virtual links.

E.

Unlike IS-IS routers, an OSPF router belongs to only one area in addition to the backbone area.

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Questions 40

Which two differences should be considered when deciding whether to implement to implement routing policies or route maps? (Choose two.)

Options:

A.

Sequences are added after implementing a route map, but routing policies must be reconfigured when change is needed.

B.

Route maps are implemented using hierarchical policies, but routing policies must be implemented sequentially.

C.

Route maps require an explicit deny at the end of the sequence, but routing policies have an implicit deny at the end of the program.

D.

Route policies require sequence numbers, but route maps are implemented without sequencing.

E.

Route maps are supported in Cisco 10S Software and routing policies are supported in Cisco IOS XR Software.

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Questions 41

Refer to the exhibit. R21 is a multicast source sending multicast traffic 224.1.1.1 to R23, with RP22 serving as the rendezvous point inside AS65222. A network engineer noticed that when R21 goes down, R12 in AS65111 starts to send the same multicast group 224.1.1.1 through RP11. Which action resolves the issue ?

Options:

A.

Block service groups 224.0.1.39 and 224.0.1.40 between the two autonomous systems

B.

Disable PIM parse mode between RP11 and RP22 in the two autonomous systems.

C.

Advertise RP2 with a high local preference in AS65222.

D.

Enable passive intertaoe under EIGRP between the two autonomous systems.

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Questions 42

Refer to the exhibit.

A network operator is working to deploy a Unified BGP design and allow it to be available only in selected markets and services in the future. The label allocation is not functioning as desired. Which action will fix the issue?

Options:

A.

Remove the allocate-labels command.

B.

Reconfigure the route-policy ALL_LABELS to match all after the drop.

C.

Reconfigure the route-policy ALL_LABELS to pass.

D.

Remove the route policy and only configure "allocate-label".

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Questions 43

The operator must leverage automated steering and coloring with the design. Which two elements from an SR Policy tuple are used for automated steering inside of the network? (Choose two.)

Options:

A.

endpoint

B.

candidate labels

C.

color

D.

CM paths

E.

headend

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Questions 44

Refer to the exhibit.

An engineer applied the summarization configuration on R1 for four networks (192.168.20.0/24 to 192.168.23.0/24) in area 1 and eight networks (192.168.32.0/24 to 192.168.39.0/24) in area 2 to stop the flooding of all the customer routes. While checking the routing table of R2, the engineer noticed that R1 is still sending only specific routes to R2. Which configuration should the engineer apply on R1 to summarize routes?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 45

Refer to the exhibit

Which router does R1 install as an alternate next hop when trying to reach R3 if LFA is

enabled?

Options:

A.

R5

B.

R3

C.

R4

D.

R2

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Questions 46

Refer to the exhibit.

CE1 is the gateway router into the provider network via PE1. A network operator must

inject a default route into OSPF area 0. All devices inside area 0 must be able to reach PE1. Which configuration achieves this goal?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 47

Refer to the exhibit.

A network operator is getting the route for 10.11.11 0/24 from two upstream providers on

#XR3. The network operator must configure #XR3 to force the 10.11.11.0/24 prefix to route via next hop of 10.0.0.9 as primary when available. Which of these can the operator use the routing policy language for, to enforce this traffic forwarding path?

Options:

A.

weight of 0 on the prefix coming from 192.168.0.2

B.

lower local preference on the prefix coming from 192.168.0.2

C.

higher local preference on the prefix coming from 192.168.0.1

D.

weight of 100 on the prefix coming from 192.168.0.1

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Questions 48

Refer to the exhibit. A network engineer commissioned Router 1, which connects lo Router 2 and Router 5 Router 1 participates in IS-IS routing with other routers, but it is not used for transit traffic. Traffic from Router 2 to Router 5 is expected to travel via Router 1 but the traffic is travelog via Router 3 and Router 4 Which action reserves this problem?

Options:

A.

Add hello padding on Router 1

B.

Remove the hello padding on Router 5

C.

Add the overload bit on Router 5

D.

Remove the overload bit on Router 1.

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Questions 49

A network engineer is troubleshooting OSPF multiarea. Which Cisco IOS XR feature should the engineer use in order to streamline OSPF issue?

Options:

A.

hierarchical CLI

B.

routing process enabled by default on all interfaces

C.

DR support for topology management

D.

show lp ospf topology command

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Questions 50

Refer to the exhibit.

Routers within the cluster are not receiving the desired prefixes. What must be done to fix the issue?

Options:

A.

Clients in that cluster must have full mesh connectivity between eBGP peers.

B.

No client-to-client must be disabled.

C.

Clients in that cluster must have full mesh connectivity between iBGP peers.

D.

No client-to-client reflection must be enabled.

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Questions 51

Which difference must an engineer consider when Implementing Inter-domain and Intra-domain multicast routing on the network?

Options:

A.

Intra-domain routing allows the service provider to control incoming and outgoing multicast data streams on its network, but inter-domain routing limits the service provider’s control.

B.

Intra-domain routing uses the PIM and MBGP protocols for multicast routing, but inter-domain routing must use PIM.SSM or MSDP.

C.

Intra-domain routing is dependent on the RP router within the same SP network, but inter-domain routing reduces the dependency on the other SP network.

D.

Inter-domain routing supports policy routing to connect different multicast domains using PIM.SM, but intra-domain routing supports policy routing using PIM-SM only within a single domain.

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Questions 52

Refer to the exhibit There is a BGP traffic path issue between Customer-1 and Customer-2 Users from Customer-2 have reported file transfer issues High utilization on the path between both customers causes many packet drops. Which configuration resolves the issue?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 53

Refer to the exhibit.

An engineer has configured all routers in the environment to run IS-IS Level 1 and Level 2 routing. The engineer wants traffic from R1 to R5 to pass via R2. but IS-IS routing has calculated the best path via R4. Which action corrects the problem?

Options:

A.

Configure routers R1, R4, and R5 for Level 2 routing only.

B.

Set the link metric for the link from router R1 to router R4 to 30 or more.

C.

Set the link metric on R2 for the links from router R2 to routers R3 and R4 to 30 or more.

D.

Configure routers R1, R2, and R5 for Level 1 routing only.

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Questions 54

What Is a characteristic of a segment routing mapping server?

Options:

A.

It must be placed in the core of the network.

B.

It serves multiple VRFs.

C.

It must have an IGP adjacency.

D.

It applies SID mappings from one IGP instance to another IGP instance.

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Questions 55

Refer to the exhibit An engineer is troubleshooting a networking issue with several symptoms

  • The shortest path from router R1 to R8 is underused and the longest path is overused
  • Traffic from 10.1.1 1 to 10 8 8 8 is routed on the longest path
  • Traffic between the R1 and the application server is experiencing packet drops and latency problems.

Which action resolves the issue?

Options:

A.

Configure route leaking for the IP address Of the application server on router RI.

B.

Increase the RI to R2 link metric to 20.

C.

Configure a Level 2 IS-IS domain on router RI.

D.

Block the advertisement of the application server IP address to router R6.

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Questions 56

Refer to the exhibit.

A service provider technician is working on a multicast issue for a customer. While

checking the multicast table, the technician notices that no flags are present for the (1.1.1.1, 239.1.1.1) entry, yet flags are present for the (1.1.1.1, 232.1.1.1) entry.

Which factor might explain this issue?

Options:

A.

Only the administratively scoped range is permitted

B.

Only ASM is permitted

C.

Only the default SSM range is permitted

D.

Only GLOP is permitted

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Questions 57

Which two BGP route reflector attributes should be implemented to prevent routing loops? (Choose two)

Options:

A.

CLUSTER_ID

B.

ORIGINATOR_ID

C.

CLUSTER_LIST

D.

COMMUNITY

E.

AS_PATH

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Questions 58

Refer to the exhibit.

Routers within the cluster are not receiving the desired prefixes. What must be done to fix the issue?

Options:

A.

Clients in that cluster must have full mesh connectivity between eBGP peers.

B.

No client-to-client must be disabled.

C.

Clients in that cluster must have full mesh connectivity between iBGP peers.

D.

No client-to-client reflection must be enabled.

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Questions 59

A network operator working for a telecommunication company with an employee id: 4074:92:707 is planning to implement the Nonstop Forwarding (NSR) feature on the customer’s core network. After getting the configuration ready for NSR. on which router should the operator implement NSR changes?

Options:

A.

on the CE router

B.

on the ASBR router

C.

on the ABR router

D.

on the PE router

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Questions 60

For which reason do you deploy BGP confederations within a BGP transit backbone?

Options:

A.

to support a larger number of eBGP peer sessions

B.

to increase the number of routes that can be redistributed between the running IGP and BGP

C.

to reduce the number of eBGP routes that must be shared between autonomous systems

D.

to reduce the number of iBGP peering sessions

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Questions 61

Refer to the exhibit Router 1 resides in a different data center than Rouler 2 and Router 3. Router 1 is running the IS-IS routing protocol, and it is preconfigured with LDP and segment routing Which configuration must the engineer apply under router isis 111 on Router 1 to implement Tl-LFA on the link to Router 2 without disrupting traffic to Router 3?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 62

You have configured routing policies on a Cisco IOS XR device with routing policy language. Which two statements about the routing policies are true? (Choose two.)

Options:

A.

The routing policies affect BGP-related routes only.

B.

If you make edits to an existing routing policy without pasting the full policy into the CLI, the previous policy

is overwritten.

C.

You can change an existing routing policy by editing individual statements.

D.

The routing policies are implemented in a sequential manner.

E.

The routing policies are implemented using route maps.

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Questions 63

Refer to the exhibit.

After troubleshooting an OSPF adjacency issue, routers 1, 2, and 3 have formed OSPF

neighbor relationships. Which statement about the configuration is true?

Options:

A.

Router 2 receives a Type 5 LSAs from router 1 for its connected subnets

B.

Router 2 uses router 3 as the next hop for 192.168.0.0/24

C.

Router 2 uses router 1 as the next hop for 192.168.0.0/24

D.

Router 2 receives a Type 7 LSAs from router 3 for its connected subnets

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Questions 64

Refer to the exhibit.

Routers RA and RB are IS-IS peers configured for NSF but router RC is an IS-IS peer without NSF capability If RA undergoes processor switchover what is the effect on the network environment?

Options:

A.

If RC is operating without the Cisco configuration option all three routers tear down their peering relationships and re-establish peering

B.

All peer relationships remain up and the link-state database is unchanged

C.

All peer relationships remain up, but the link-state database is rebuilt on each device

D.

If RC is operating without the Cisco configuration option only 2 routers tear down their peering relationships and re-establish peering

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Exam Code: 300-510
Exam Name: Implementing Cisco Service Provider Advanced Routing Solutions (SPRI)
Last Update: Mar 29, 2024
Questions: 214

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